<?php

class ProjectController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='//layouts/column2';

	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			// 'login + create',
			'accessControl', // perform access control for CRUD operations
		);
	}
	// public function filterLogin($filterChain) {
		// Yii::app()->user->setId("demo");
		// Yii::app()->user->setName("demo");
		// $filterChain->run();
	
	// }
	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		return array(
			// array('allow',  // allow all users to perform 'index' and 'view' actions
				// 'actions'=>array('index','view'),
				// 'users'=>array('@'),
			// ),
			array('allow', // allow all users to perform 'index' and 'view' actions
				'actions'=>array('index','view', 'adduser'),
				'users'=>array('@'),
			),
			array('allow', // allow authenticated user to perform 'create' and 'update' actions
				'actions'=>array('create','update', 'delete'),
				'users'=>array('@'),
			),
			// array('allow', // allow admin user to perform 'admin' and 'delete' actions
				// 'actions'=>array('admin','delete'),
				// 'users'=>array('admin'),
			// ),
			array('deny',  // deny all users
				'users'=>array('*'),
			),
		);
	}

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($id)
	{
		$issueDataProvider = new CActiveDataProvider("Issue", array(
			'criteria' =>array(
					'condition'=>'project_id =:projectId',
					'params' =>array(':projectId'=>$this->loadModel($id)->id),
				),
			'pagination'=> array(
					'pageSize' =>1,
				)
		));
		
		Yii::app()->clientScript->registerLinkTag(
			'alternate',
			'application/rss+xml',
			$this->createUrl('comment/feed',array('pid'=>$this->loadModel($id)->id))
		);
		
		$this->render('view',array(
			'model'=>$this->loadModel($id),
			'issueDataProvider' => $issueDataProvider,
		));
	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new Project;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Project']))
		{
			$model->attributes = $_POST['Project'];
			// var_dump($_POST); EXIT;
			if($model->save())
				$this->redirect(array('view','id'=>$model->id));
		}

		$this->render('create',array(
			'model'=>$model,
		));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id)
	{
		$model=$this->loadModel($id);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);
		if(!Yii::app()->user->checkAccess("updateProject", array('project'=>$model))) {
			throw new CHttpException(403,'You are not authorized to	<h2>per-form</h2> this action.');
		}
		if(isset($_POST['Project']))
		{
			$model->attributes=$_POST['Project'];
			if($model->save())
				$this->redirect(array('view','id'=>$model->id));
		}

		$this->render('update',array(
			'model'=>$model,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
	// $model=$this->loadModel($id);
		// if(!Yii::app()->user->checkAccess("deleteProject", array('project'=>$model))) {
			// throw new CHttpException(403,'You are not authorized to	<h2>per-form</h2> this action.');
		// }

		if(Yii::app()->request->isPostRequest)
		{
			// we only allow deletion via POST request
			$this->loadModel($id)->delete();

			// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
			if(!isset($_GET['ajax']))
				$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
		}
		else
			throw new CHttpException(400,'Invalid request. Please do not repeat this request again.');
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		// $dataProvider=new CActiveDataProvider('Project');
		// $this->render('index',array(
			// 'dataProvider'=>$dataProvider,
		// ));
		
		$dataProvider=new CActiveDataProvider('Project');
		
		Yii::app()->clientScript->registerLinkTag(
			'alternate',
			'application/rss+xml',
			$this->createUrl('comment/feed')
		);
		
		$this->render('index',array(
			'dataProvider'=>$dataProvider,
		));
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new Project('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Project']))
			$model->attributes=$_GET['Project'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}
	public function actionAdduser($id)
	{
		$form=new ProjectUserForm;
		$project = $this->loadModel($id);
		if(!Yii::app()->user->checkAccess('createUser',	array('project'=>$project)))
		{
			throw new CHttpException(403,'You are not authorized to	<h2>per-form</h2> this action.');
		}
		// collect user input data
		if(isset($_POST['ProjectUserForm']))
		{
			$form->attributes=$_POST['ProjectUserForm'];
			$form->project = $project;
			// validate user input and set a sucessfull flassh message if valid
			if($form->validate())
			{
				Yii::app()->user->setFlash('success',$form->username ." has been added to the project." );
				$form=new ProjectUserForm;
			}
		}
		// display the add user form
		$users = User::model()->findAll();
		$usernames=array();
		foreach($users as $user)
		{
			$usernames[]=$user->username;
		}
		$form->project = $project;
		$this->render('adduser',array('model'=>$form, 'usernames'=>$usernames));
	}
	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer the ID of the model to be loaded
	 */
	public function loadModel($id)
	{
		$model=Project::model()->findByPk($id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param CModel the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='project-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
}
